Ibuprofen, 100 µg/ml, Methanol, 1ml Back Catalog number: 681069 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 678981 Dimethipin, 10 µg/ml, Methanol, 10ml Price on request 66089 2,2’,3,4,6’-Pentachlorobiphenyl (89) Price on request 70345 Propionic acid Price on request